<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<script>
    const reg =/^[1-9]\d{5}(\d{2}(0[1-9]|1[0-2])([0-2]\d|3[0-1]))\d{3}$/

    const data = [
        110101880612345,
        310110790531234,
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        620525750112345
    ]

    for (let i = 0; i < data.length; i++) {
        console.log(reg.test(data[i]))
    }

</script>
</body>
</html>
